DNA Molecular Weight

Calculate DNA Molecular Weight instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.

DNA Molecular Weight

Lengthbp
Molar mass (dsDNA)
650,000Da
Calculate DNA Molecular Weight instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.

More about: DNA Molecular Weight

What it calculates

The “DNA Molecular Weight” calculator computes Molar mass (dsDNA) in Da from 1 parameter: length (bp).

A lab calculation in biology and molecular biology.

Example calculation

With parameters Length = 1,000 bp the result is 650,000 Da.

How to use

  1. Enter the parameter values — every field above is adjustable with a slider.
  2. The result and related metrics are calculated automatically as you type.
  3. Use the additional metrics shown (if any) where needed.
  4. Copy the result or bookmark the page.

Related calculators